Home / 22,356,075.40-33,534,113.10-12,790,137.40

Finding the Fourth Proportional to 22,356,075.40, 33,534,113.10 and 12,790,137.40

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Solution

The fourth proportional to 22,356,075.40, 33,534,113.10 and 12,790,137.40 is: 19,185,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,075.40 : 33,534,113.10 = 12,790,137.40 : x
  2. Step 2: Convert to fraction form
    22,356,075.40/33,534,113.10 = 12,790,137.40/x
  3. Step 3: Cross multiply
    22,356,075.40x = 33,534,113.10 × 12,790,137.40
  4. Step 4: Simplify right side
    22,356,075.40x = 428,905,914,136,140
  5. Step 5: Solve for x
    x = 428,905,914,136,140/22,356,075.40
  6. Step 6: Final answer
    x = 19,185,206.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.